DANBURY — A driver was taken to the hospital Thursday morning after a three-car crash on South Street. The accident happened about 8:30 a.m. near the corner of Main Street. Assistant Fire Chief Mark Omasta said the air bag in the victim’s convertible car was deployed. No other injuries were reported in that crash, but a second accident happened in the same area less than hour later. Omasta said another person was taken to Danbury Hospital, but details about the accident were not immediately available.